Datasheet

Voltage, V (mV)
(VCC – )SENSE
–40
–32
–24
–16
–8
0
8
16
24
32
40
0
5
10 15 20 25 30 35 40 45 50 55
MOSFET Gate Current ( A)µ
T = 25°C
T = 125°C
Gate Current at Current Limiting
V Voltage = 12 V
VCC
T = –40°C
Voltage, V (V)
( )VCC – SENSE
–10 0 10
20 30
40
–0.2
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
–0.25
–0.2
–0.15
–0.1
–0.05
0
0.05
0.1
0.15
0.2
0.25
Time (µs)
Gate Current (A)
V
( – )VCC SENSE
T = 125°C
T = –40°C
T = 25°C
V = 12 V
VCC
Voltage ,V (mV)
(VCC – SENSE)
Voltage, V (V)
(SENSE – OUT)
4
8
12
16
20
24
28
32
0 2 4 6 8 10 12 14
VCC Voltage = 12 V
T = 25°C
T = 125°C
T = –40°C
23.5
24
24.5
25
25.5
26
26.5
–50
–20
10 40 70 100 130
Temperature (°C)
Voltage, V (V)
(VCC – SENSE)
V = 2.5 V
VCC
V = 12 V
VCC
V = 18 V
VCC
400
600
800
1000
1200
0 2
4
6 8 10 12 14 16 18 20
Input Voltage, V (V)
VCC
Supply Current (µA)
T = 25°C
T = 125°C
T = –40°C
0 2
4
6 8 10 12 14 16 18 20
Input Voltage, V (V)
VCC
0
1
2
3
4
5
Supply Current ( A)µ
T = 25°C
T = 125°C
T = –40°C
TPS24720
www.ti.com SLVSAL1C –MARCH 2011–REVISED SEPTEMBER 2013
TYPICAL CHARACTERISTICS
Figure 6. Supply Current vs Input Voltage at Normal Figure 7. Supply Current vs Input Voltage at Shutdown (EN
Operation (EN = High) = 0 V)
Figure 8. Voltage Across R
SENSE
in Inrush Current Limiting Figure 9. Voltage Across R
SENSE
in Inrush Power Limiting
vs Temperature vs V
DS
of Pass MOSFET
Figure 10. MOSFET Gate Current vs Voltage Across R
SENSE
Figure 11. Gate Current During Fast Trip,
During Inrush Power Limiting
V
VCC
= V
GATE
= 12 V
Copyright © 2011–2013, Texas Instruments Incorporated Submit Documentation Feedback 11
Product Folder Links: TPS24720